Managing Databases with Oracle Which SQL phrase is not supported by Oracle? CREATE SEQUENCE [SequenceName] ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE CREATE SEQUENCE [SequenceName] ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle To see the contents of the SQL*Plus buffer, type: BUFFER CURRENT CONTENTS LIST BUFFER CURRENT CONTENTS LIST ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about modifying table columns? You can drop a column at any time. You cannot increase or decrease the number of decimal places. You can add a column at any time as long as it is a NULL column. You can increase the number of characters in character columns or the number of digits in numeric columns You can drop a column at any time. You cannot increase or decrease the number of decimal places. You can add a column at any time as long as it is a NULL column. You can increase the number of characters in character columns or the number of digits in numeric columns ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle After a table has been created, its structure can be modified using the SQL command: MODIFY TABLE [TableName]. CHANGE TABLE [TableName]. UPDATE TABLE [TableName]. ALTER TABLE [TableName]. MODIFY TABLE [TableName]. CHANGE TABLE [TableName]. UPDATE TABLE [TableName]. ALTER TABLE [TableName]. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle When using SQL*Plus, Oracle commands, column names, table names and all other database elements: must always be in lower case. are case sensitive. must always be in upper case. are case insensitive. must always be in lower case. are case sensitive. must always be in upper case. are case insensitive. ANSWER DOWNLOAD EXAMIANS APP
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